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Brachial Plexus
Innervations of the Brachial Plexus
| Question | Answer |
|---|---|
| Pronator Teres (Innervation) | Median nerve |
| Flexor Carpi Radialis (Innervation) | Median nerve |
| Palmaris Longus (Innervation) | Median nerve |
| Flexor Digitorium Superficialis (Innervation) | Median nerve |
| Lateral half of Flexor Digitorium Profundus (Innervation) | Median nerve |
| Flexor Pollicis Longus (Innervation) | Median nerve |
| Pronator Quadratus (Innervation) | Median nerve |
| 1st and 2nd Lumbricals (Innervation) | Median nerve |
| Abductor Pollicis Brevis (Innervation) | Median nerve |
| Flexor Pollicis Brevis (Innervation) | Median nerve |
| Opponens Pollicis (Innervation) | Median nerve |
| Triceps Brachii (Innervation) | Radial nerve |
| Aconeus (Innervation) | Radial nerve |
| Extensors of Forearm (8) (Innervation) | Radial nerve |
| Supinator (Innervation) | Radial nerve |
| Abductor Pollicis Longus (Innervation) | Radial nerve |
| Brachioradialis (Innervation) | Radial nerve |
| Flexor Carpi Ulnaris (Innervation) | Ulnar nerve |
| Distal portion of Flexor Digitorium Profundus (Innervation) | Ulnar nerve |
| Palmaris Brevis (Innervation) | Ulnar nerve |
| Hypothenar muscles (3) (Innervation) | Ulnar nerve |
| Abductor Digitorium Minimi (Innervation) | Ulnar nerve |
| Flexor Digitorium Minimi Brevis (Innervation) | Ulnar nerve |
| Opponens Digitorium Minimi (Innervation) | Ulnar nerve |
| Palmar & Dorsal Interosseus muscles (Innervation) | Ulnar nerve |
| 3rd & 4th Lumbricals (Innervation) | Ulnar nerve |
| Teres Major (Innervation) | Lower Subscapular nerve |
| Lower aspect of the Supscapularis (Innervation) | Lower Subscapular nerve |
| Biceps Brachii (Innervation) | Musculocutaneous nerve |
| Coracobrachialis (Innervation) | Musculocutaneous nerve |
| Brachialis (Innervation) | Musculocutaneous nerve |
| Latissimus Dorsi (Innervation) | Thoracodorsal nerve |
| Upper aspect of Subscapularis (Innervation) | Upper Subscapular nerve |
| Serratus Anterior (Innervation) | Long Thoracic nerve |
| Subclavian (Innervation) | Subclavius nerve |
| Supraspinatus (Innervation) | Suprascapular nerve |
| Infraspinatus (Innervation) | Suprascapular nerve |
| Levator Scapulae (Innervation) | Dorsal Scapular nerve |
| Rhomboids Major & Minor (Innervation) | Dorsal Scapular nerve |
| Deltoid (Innervation) | Axillary nerve |
| Teres Minor (Innervation) | Axillary nerve |
| Pectoralis Minor (Innervation) | Medial Pectoral nerve |
| Pectoralis Major - sternal fibers (Innervation) | Medial Pectorial nerve |
| Sensory info to skin of forearm (Innervation) | Medial Brachial Cutaneous nerve |
| Sensory info to arm and forearm (Innervation) | Medial Antebrachial Cutaneous nerve |
| Pectoralis Major - Clavicular fibers (Innervation) | Lateral Pectoral nerve |